package com.lzh.exer;

public class Person {
	
	String name;
	int age;
	/**
	 * sex :0男   1：女
	 */
	int sex;
	
	
	public void study() {
		System.out.println("studying.....");
	}
	
	public void showAge() {
		System.out.println("年龄："+age);
	}
	public int addAge(int i) {
		age +=i;
		return age;
	}
}
